阅读说明：本技术 一种用于稀土电解工艺的间距可调式炉内压降测量装置 (Interval-adjustable furnace pressure drop measuring device for rare earth electrolysis process ) 是由 黄紫彬 黄敏 李华杰 于 2021-07-14 设计创作，主要内容包括：本发明涉及一种用于稀土电解工艺的间距可调式炉内压降测量装置,包括有万向轮、支撑架、螺旋管、螺杆、毫伏表、导线、测量钢钎、上升机构、滑动机构和伸入机构,支撑架底部的四个角均连接有万向轮,支撑架顶部中间连接有螺旋管,螺旋管内通过螺纹连接的方式连接有螺杆,螺杆上设有上升机构,上升机构用于控制测量钢钎进行升降,上升机构上设有滑动机构。伸入机构能够使测量钢钎伸入电解炉内,上升机构和滑动机构配合,能够使测量钢钎以一定的角度插入炉内的溶质中,毫伏表随之显示出数值,从而达到测量炉内任意两点间压降的目的,进而达到了无需操作人员将手伸入电解炉中测量炉内压降、能够提高安全性防止操作人员被烫伤的效果。(The invention relates to an interval-adjustable type in-furnace pressure drop measuring device for a rare earth electrolysis process, which comprises universal wheels, a support frame, a spiral pipe, a screw rod, a millivoltmeter, a lead, a measuring drill rod, a lifting mechanism, a sliding mechanism and a stretching mechanism, wherein the universal wheels are connected to four corners of the bottom of the support frame, the spiral pipe is connected to the middle of the top of the support frame, the screw rod is connected to the inside of the spiral pipe in a threaded connection mode, the lifting mechanism is arranged on the screw rod and used for controlling the measuring drill rod to lift, and the sliding mechanism is arranged on the lifting mechanism. The stretching mechanism can enable the measuring drill steel to stretch into the electrolytic furnace, the lifting mechanism is matched with the sliding mechanism, the measuring drill steel can be inserted into solute in the furnace at a certain angle, and the millivoltmeter displays numerical values, so that the purpose of measuring the pressure drop between any two points in the furnace is achieved, and the effects that an operator does not need to stretch hands into the electrolytic furnace to measure the pressure drop in the furnace, and the safety can be improved to prevent the operator from being scalded are achieved.)

1. A spacing-adjustable furnace pressure drop measuring device for a rare earth electrolysis process is characterized by comprising universal wheels (1), a support frame (2), a spiral pipe (3), screw rods (4), a millivoltmeter (41), a lead (42), a measuring drill steel (43), a lifting mechanism (5), a sliding mechanism (6) and a stretching mechanism (11), wherein the universal wheels (1) are connected to four corners of the bottom of the support frame (2), the spiral pipe (3) is connected to the middle of the top of the support frame (2), the screw rods (4) are connected in the spiral pipe (3) in a threaded connection mode, the lifting mechanism (5) is arranged on the screw rods (4), the lifting mechanism (5) is used for controlling the measuring drill steel (43) to lift, the sliding mechanism (6) is arranged on the lifting mechanism (5), and the sliding mechanism (6) is used for adjusting the distance between the two measuring drill steel (43), be equipped with on slide mechanism (6) and stretch into mechanism (11), it is used for controlling in the control measurement drill rod (43) immigration electrolytic furnace to stretch into mechanism (11), it is connected with two measurement drill rods (43) on mechanism (11) to stretch into, it is used for measuring the interior pressure drop of furnace to measure drill rod (43), it is connected with millivolt table (41) on rising mechanism (5), millivolt table (41) are used for showing the interior pressure drop numerical value of furnace, be connected with wire (42) between millivolt table (41) and measurement drill rod (43), wire (42) are used for transmission current.

2. The spacing adjustable furnace pressure drop measuring device for the rare earth electrolysis process is characterized in that the ascending mechanism (5) comprises a first crank (51), a mounting frame (52), a sliding frame (53), a hinged plate (55), a first mounting block (56) and a bolt (57), the first crank (51) is connected to the top of the screw (4), the mounting frame (52) is rotatably connected to the upper portion of the screw (4), the mounting frame (52) is used for lifting the measuring steel rod (43), the sliding frame (53) is slidably connected to the inside of the mounting frame (52), the sliding frame (53) is used for secondarily lifting the measuring steel rod (43), the millivolt meter (41) is connected to the upper portion of the sliding frame (53), the hinged plate (55) is rotatably connected to the top of the sliding frame (53), and the hinged plate (55) is used for controlling the angle of the measuring steel rod (43), the left side surface of the hinged plate (55) is connected with a first mounting block (56) in a sliding mode through a sliding groove, the right side of the first mounting block (56) is fixedly connected with a bolt (57), the bolt (57) is in contact fit with the hinged plate (55), and the bolt (57) is connected with a nut in a threaded connection mode.

3. The spacing adjustable furnace pressure drop measuring device for the rare earth electrolysis process according to claim 2, wherein the sliding mechanism (6) comprises a sliding rail (61), a sliding block (62) and a first mounting plate (63), the sliding rail (61) is connected to the left side surface of the first mounting block (56), the sliding rail (61) is used for guiding the measuring steel rod (43), two sliding blocks (62) are connected to the sliding rail (61) in a sliding manner, the sliding blocks are symmetrical front and back, and the first mounting plate (63) is connected to the left side surfaces of the two sliding blocks (62).

4. The apparatus of claim 3 for measuring pressure drop in a furnace with adjustable gap distance, the device is characterized in that the stretching-in mechanism (11) comprises a second mounting plate (1101), a supporting spring (1102) and a semicircular buckle (1103), the second mounting plate (1101) is connected to the first mounting plate (63) in a sliding mode, the second mounting plate (1101) is used for controlling the position of a measuring steel rod (43), the measuring steel rod (43) is connected to the left side of the second mounting plate (1101), a plurality of jacks are transversely formed in the upper side and the lower side of the first mounting plate (63), two semicircular buckles (1103) are connected to the right side of the second mounting plate (1101) in a vertically symmetrical mode, the semicircular buckles (1103) are matched with the jacks, the semicircular buckles (1103) are used for limiting the second mounting plate (1101), and the supporting spring (1102) is connected between the semicircular buckles (1103) and the second mounting plate (1101).

5. The spacing adjustable furnace pressure drop measuring device used for the rare earth electrolysis process is characterized by further comprising a limiting mechanism (7), wherein the limiting mechanism (7) is used for limiting the measuring steel rod (43) and can also be used for finely adjusting the height of the measuring steel rod (43), the limiting mechanism (7) comprises fixing rods (71), a reel (72), a rotating shaft (73), a gear (74), a second crank (75), a fixed pulley (76), a pull rope (77) and a second mounting block (78), the upper portion of the left side of the mounting frame (52) is connected with the two fixing rods (71) in a front-back symmetrical mode, the outer walls of the two fixing rods (71) are connected with the fixed pulley (76) in a rotating mode, the outer ends of the two fixing rods (71) are connected with a clamping block (79), and the lower portions of the front side and the rear side of the sliding frame (53) are connected with the second mounting block (78), the equal rotary type in upper portion of both sides is connected with axis of rotation (73) around mounting bracket (52), be connected with reel (72) on axis of rotation (73), be connected with stay cord (77) on reel (72), fixed pulley (76) are walked around to the bottom of stay cord (77) and second installation piece (78) are connected, reel (72) lateral surface is connected with ring gear (710), there are gear (74) through spout sliding connection on axis of rotation (73), gear (74) and ring gear (710) meshing, gear (74) and fixture block (79) cooperation, gear (74) lateral surface is connected with second crank (75).

6. The spacing adjustable furnace pressure drop measuring device for the rare earth electrolysis process as claimed in claim 5, further comprising a fixing mechanism (8), wherein the fixing mechanism (8) is used for limiting the measuring steel rod (43), the fixing mechanism (8) comprises a support plate (81), a first wedge block (82), an installation rod (83), a first reset spring (84), a second wedge block (86), a pull plate (87), a pull rod (88) and a first wedge plate (89), the support plate (81) is connected to the upper portions of the front side and the rear side of the sliding frame (53), the first wedge block (82) is connected to the lower portion of the support plate (81), the two installation rods (83) are symmetrically connected to the front side and the rear side of the support frame (2), the pull plate (87) is slidably connected between the two installation rods (83), the two second wedge blocks (86) are symmetrically connected to the front side and the rear side of the pull plate (87), the second wedge block (86) is used for limiting the first wedge block (82), a first reset spring (84) is connected between the second wedge block (86) and the installation rod (83), the upper portion of the left side face of the pull plate (87) is connected with a pull rod (88), and the lower portion of the left side of the pull rod (88) is connected with a first wedge plate (89).

7. The spacing adjustable furnace pressure drop measuring device used for the rare earth electrolysis process according to claim 6, further comprising a tripping mechanism (12), wherein the tripping mechanism (12) is used for controlling the fixing mechanism (8) to cancel the limit on the measuring steel rod (43), the tripping mechanism (12) comprises a fixing plate (1201), a compression spring (1202) and a fourth wedge plate (1203), the fixing plate (1201) is connected to the upper portion of the mounting frame (52), the two fourth wedge plates (1203) are symmetrically connected to the fixing plate (1201) in a sliding manner in a front-back manner, the fourth wedge plate (1203) is matched with the pull rod (88) and the first wedge plate (89), and the compression spring (1202) is connected between the fourth wedge plate (1203) and the fixing plate (1201).

8. The apparatus of claim 7 for measuring pressure drop in a furnace with adjustable gap distance, the device is characterized by further comprising an angle adjusting mechanism (9), the angle adjusting mechanism (9) is used for adjusting the angle of the steel chisel (43), the angle adjusting mechanism (9) comprises a fixing block (91), an air cylinder (92) and a second wedge-shaped plate (93), the fixing block (91) is connected to the upper portion of the right side of the sliding frame (53), the air cylinder (92) is installed in the fixing block (91), the air cylinder (92) is used for controlling the second wedge-shaped plate (93) to lift, the second wedge-shaped plate (93) is connected to a telescopic rod of the air cylinder (92), the second wedge-shaped plate (93) is connected with the sliding frame (53) in a sliding mode, the second wedge-shaped plate (93) is in contact fit with the hinged plate (55), and the second wedge-shaped plate (93) is used for adjusting the angle of the steel chisel (43).

9. The spacing adjustable furnace pressure drop measuring device for the rare earth electrolysis process according to claim 8, further comprising a width adjusting mechanism (10), wherein the width adjusting mechanism (10) is used for adjusting the distance between two adjusting and measuring steel rods (43), the width adjusting mechanism (10) comprises a hinge block (1001), a third wedge plate (1002), a guide rail (1003), an extrusion block (1004) and a second return spring (1005), the front side and the rear side of the sliding frame (53) are both connected with the hinge block (1001), the hinge block (1001) is rotatably connected with the third wedge plate (1002), the third wedge plate (1002) is in contact fit with the slide rail (61), the third wedge plate (1002) is used for adjusting the distance between two adjusting and measuring steel rods (43), the top of the slide rail (61) is connected with the guide rail (1003), the guide rail (1003) is slidably connected with the two extrusion blocks (1004) in a front-to-back symmetrical manner, the extrusion block (1004) is in contact fit with the third wedge-shaped plate (1002), the bottom of the extrusion block (1004) is connected with the top of the sliding block (62), and a second return spring (1005) is connected between the extrusion block (1004) and the guide rail (1003).

Technical Field

The invention relates to a furnace pressure drop measuring device for a rare earth electrolysis process, in particular to a spacing adjustable furnace pressure drop measuring device for a rare earth electrolysis process.

Background

At present, most of southern areas in China adopt a fluoride fused salt electrolysis method to prepare mixed rare earth metals, single rare earth metals and alloys thereof, rare earth is generally electrolyzed in an electrolytic furnace, in order to master the conduction condition of an electrolytic cell, know the change condition in the furnace and provide reference basis for adjusting technical conditions, voltage drop in the furnace needs to be measured frequently, adopted measuring tools are a millivoltmeter, a measuring rod, a straight steel chisel and the like, the voltage drop in the furnace is generally manually measured at present, the straight steel chisel is manually inserted into solute in the furnace at a certain angle during measurement, the millivoltmeter displays numerical values along with the numerical values, but when the straight steel chisel is manually inserted into the solute in the furnace at a certain angle, an operator needs to stand at the hole of the electrolytic furnace, so that the distance between the operator and the electrolytic furnace is short, the hand of the operator needs to extend into the electrolytic furnace, but the temperature in the working furnace of the electrolytic furnace is above 1100 ℃ and accompanies with the fluoride corrosion environment, the easy scald of operating personnel, the security is low, and secondly, because straight drill rod is the electric conductor, the inside solute of electrolysis furnace also is the electric conductor, adopts the straight drill rod measurement mode of not keeping apart to fail to obtain the pressure drop information between the inside solute of electrolysis furnace.

Disclosure of Invention

Therefore, the distance-adjustable furnace pressure drop measuring device for the rare earth electrolysis process is needed, an operator does not need to stretch hands into the electrolysis furnace to measure the furnace pressure drop, the safety can be improved, the operator can be prevented from being scalded, and the outer end isolation between any two points in the electrolysis furnace can be accurately measured.

The application provides a space-adjustable furnace pressure drop measuring device for a rare earth electrolysis process, which comprises universal wheels, a support frame, a spiral pipe, a screw rod, a millivolt meter, a lead, measuring steel rods, an ascending mechanism, a sliding mechanism and a stretching mechanism, wherein the universal wheels are connected to four corners of the bottom of the support frame, the spiral pipe is connected to the middle of the top of the support frame, the screw rod is connected to the inside of the spiral pipe in a threaded connection mode, the ascending mechanism is used for controlling the measuring steel rods to ascend and descend, the sliding mechanism is arranged on the ascending mechanism and used for adjusting the distance between the two measuring steel rods, the stretching mechanism is arranged on the sliding mechanism and used for controlling the measuring steel rods to move into the electrolysis furnace, the two measuring steel rods are connected to the stretching mechanism, the measuring steel rods are used for measuring the pressure drop in the furnace, the ascending mechanism is connected with the millivolt meter, and the millivolt meter is used for displaying the pressure drop value in the furnace, and a lead is connected between the millivoltmeter and the measuring steel chisel and is used for transmitting current.

Preferably, the mechanism that rises is including first crank, a mounting bracket, the carriage, the articulated slab, first installation piece and bolt, the screw rod top is connected with first crank, screw rod upper portion rotary type is connected with the mounting bracket, the mounting bracket is used for going up and down to measuring the drill rod, slidable connection has the carriage in the mounting bracket, the carriage is used for going up and down to measuring the drill rod twice, the millivolt table is connected on carriage upper portion, carriage top rotary type is connected with the articulated slab, the articulated slab is used for controlling the angle of locating of measuring the drill rod, articulated slab left surface is connected with first installation piece through spout slidable connection, first installation piece right side fixedly connected with bolt, bolt and articulated slab contact cooperation, be connected with the nut through threaded connection's mode on the bolt.

Preferably, the sliding mechanism comprises a sliding rail, sliding blocks and a first mounting plate, the left side surface of the first mounting block is connected with the sliding rail, the sliding rail is used for guiding the measuring drill rod, the sliding blocks are symmetrically connected in the sliding rail in a front-back manner, and the left side surfaces of the two sliding blocks are connected with the first mounting plate.

Preferably, the stretching-in mechanism comprises a second mounting plate, a supporting spring and a semicircular buckle, the inner sliding type of the first mounting plate is connected with the second mounting plate, the second mounting plate is used for controlling the position of the measuring drill rod, the measuring drill rod is connected to the left side of the second mounting plate, a plurality of jacks are transversely arranged on the upper side and the lower side of the first mounting plate, the upper side and the lower side of the right side of the second mounting plate are vertically symmetrical, two semicircular buckles are connected with the sliding type of the right side of the second mounting plate, the semicircular buckles are matched with the jacks, the semicircular buckles are used for limiting the second mounting plate, and the supporting spring is connected between the semicircular buckles and the second mounting plate.

Preferably, the device also comprises a limiting mechanism, the limiting mechanism is used for limiting the measuring drill rod and can also be used for finely adjusting the height of the measuring drill rod, the limiting mechanism comprises fixed rods, a reel, a rotating shaft, a gear, a second crank, fixed pulleys, a pull rope and a second mounting block, the upper part of the left side of the mounting rack is symmetrically connected with the two fixed rods in a front-back manner, the outer walls of the two fixed rods are respectively connected with the fixed pulleys in a rotating manner, the outer ends of the two fixed rods are respectively connected with a clamping block, the lower parts of the front side and the rear side of the sliding frame are respectively connected with the second mounting block, the upper parts of the front side and the rear side of the mounting rack are respectively connected with the rotating shaft in a rotating manner, the reel is connected with the pull rope, the bottom end of the pull rope is connected with the second mounting block by bypassing the fixed pulleys, the outer side surface of the reel is connected with a gear ring, the gear is connected with the rotating shaft in a sliding manner through a sliding chute, and the gear is meshed with the gear ring gear, the gear is matched with the clamping block, and the outer side surface of the gear is connected with a second crank handle.

Preferably, still including fixed establishment, fixed establishment is used for spacing measuring the drill rod, fixed establishment is including the backup pad, first wedge, the installation pole, first reset spring, the second wedge, the arm-tie, pull rod and first wedge, the upper portion of both sides all is connected with the backup pad around the carriage, the backup pad sub-unit connection has first wedge, the symmetry is connected with two installation poles around the support frame right flank, sliding type connection has the arm-tie between two installation poles, the equal longitudinal symmetry's in both sides is connected with two second wedges around the arm-tie, the second wedge is used for spacing first wedge, be connected with first reset spring between second wedge and the installation pole, arm-tie left side upper portion is connected with the pull rod, pull rod left side sub-unit connection has first wedge.

Preferably, the device further comprises a tripping mechanism, the tripping mechanism is used for controlling the fixing mechanism to cancel the limitation of the measuring steel rod, the tripping mechanism comprises a fixing plate, a compression spring and a fourth wedge plate, the upper portion of the mounting frame is connected with the fixing plate, the front and back symmetrical sliding connection on the fixing plate is connected with the two fourth wedge plates, the fourth wedge plate is matched with the pull rod and the first wedge plate, and the compression spring is connected between the fourth wedge plate and the fixing plate.

Preferably, still including angle adjustment mechanism, angle adjustment mechanism is used for adjusting the angle of locating of measuring the drill rod, angle adjustment mechanism is including the fixed block, cylinder and second wedge, carriage right flank upper portion is connected with the fixed block, install the cylinder in the fixed block, the cylinder is used for controlling the second wedge and goes up and down, be connected with the second wedge on the telescopic link of cylinder, second wedge and carriage sliding connection, second wedge and articulated slab contact cooperation, the second wedge is used for adjusting the angle of locating of measuring the drill rod.

Preferably, still including width adjustment mechanism, width adjustment mechanism is used for adjusting two distances of adjusting between the measuring drill rod, width adjustment mechanism is including articulated piece, the third wedge plate, the guide rail, extrusion piece and second reset spring, both sides all are connected with articulated piece around the carriage, the last rotation type of articulated piece is connected with the third wedge plate, the third wedge plate cooperates with the slide rail contact, the third wedge plate is used for adjusting two distances of adjusting between the measuring drill rod, the slide rail top is connected with the guide rail, the slidingtype of symmetry is connected with two extrusion pieces around on the guide rail, extrusion piece cooperates with the third wedge plate contact, extrusion piece bottom and slider top are connected, be connected with second reset spring between extrusion piece and the guide rail.

(3) Advantageous effects

1. The extension mechanism can enable the measuring drill steel to extend into the electrolytic furnace, the lifting mechanism is matched with the sliding mechanism, the measuring drill steel can be inserted into solute in the furnace at a certain angle, and the millivolt meter displays a numerical value, so that the purpose of measuring the pressure drop between any two points in the furnace is achieved, the effect that an operator does not need to extend hands into the electrolytic furnace to measure the pressure drop in the furnace is achieved, the safety is improved, and the operator can be prevented from being scalded is achieved;

2. the limiting mechanism can limit the lifting mechanism to prevent the measuring drill steel from moving downwards by itself, so that the lifting mechanism is not required to be limited manually by an operator, labor can be saved, subsequent operation can be facilitated, fine adjustment on the height of the measuring drill steel can be facilitated through the limiting mechanism, and measuring work can be facilitated;

3. the fixing mechanism can further limit the lifting mechanism, so that the measuring drill rod is further prevented from automatically moving downwards, and the tripping mechanism can control the fixing mechanism to cancel the limit on the lifting mechanism, so that the measuring drill rod can conveniently move downwards to perform measuring work;

4. the angle adjusting mechanism can be used for conveniently adjusting the angle of the measuring drill rod, so that the measuring work can be more conveniently carried out, the operator does not need to manually adjust the angle of the measuring drill rod, and the labor can be saved;

5. the distance between the two measuring steel rods can be adjusted through the width adjusting mechanism, so that the pressure drop in the furnace can be better measured, and the measuring effect can be improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings of the embodiments can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention.

FIG. 2 is a schematic view of a first partial body structure according to the present invention.

Fig. 3 is a schematic perspective view of the lifting mechanism of the present invention.

Fig. 4 is a schematic partial perspective view of the lifting mechanism of the present invention.

Fig. 5 is a schematic perspective view of a first sliding mechanism according to the present invention.

Fig. 6 is a schematic perspective view of a second sliding mechanism according to the present invention.

Fig. 7 is a schematic perspective view of the limiting mechanism of the present invention.

Fig. 8 is a schematic view of a first partially-separated body structure of the limiting mechanism of the present invention.

Fig. 9 is a partial exploded view of the spacing mechanism of the present invention.

Fig. 10 is a schematic view of a second partially-separated body structure of the spacing mechanism of the present invention.

Fig. 11 is a schematic perspective view of a first embodiment of the fixing mechanism and the trip mechanism of the present invention.

Fig. 12 is a schematic perspective view of a second embodiment of the fixing mechanism and the trip mechanism of the present invention.

FIG. 13 is a schematic view of a second partial body structure according to the present invention.

Fig. 14 is an enlarged view of part a of the present invention.

Fig. 15 is a schematic perspective view of the angle adjustment mechanism of the present invention.

Fig. 16 is a schematic perspective view of the width adjustment mechanism of the present invention.

Fig. 17 is a schematic perspective view of a portion of the width adjustment mechanism of the present invention.

Fig. 18 is a perspective view of a third embodiment of the present invention.

Fig. 19 is a partial cross-sectional view of the present invention.

Fig. 20 is an enlarged view of part B of the present invention.

The labels in the figures are: 1-universal wheel, 2-support frame, 3-spiral tube, 4-screw rod, 41-millivolt meter, 42-lead, 43-measuring steel chisel, 5-ascending mechanism, 51-first crank, 52-mounting frame, 53-sliding frame, 55-hinged plate, 56-first mounting block, 57-bolt, 6-sliding mechanism, 61-sliding rail, 62-sliding block, 63-first mounting plate, 7-limiting mechanism, 71-fixed rod, 72-winding wheel, 73-rotating shaft, 74-gear, 75-second crank, 76-fixed pulley, 77-pulling rope, 78-second mounting block, 79-clamping block, 710-gear ring, 8-fixing mechanism, 81-support plate, 82-first wedge-shaped block, 83-mounting rod, 84-first return spring, 86-second wedge block, 87-pulling plate, 88-pulling rod, 89-first wedge plate, 9-angle adjusting mechanism, 91-fixing block, 92-air cylinder, 93-second wedge plate, 10-width adjusting mechanism, 1001-hinge block, 1002-third wedge plate, 1003-guide rail, 1004-extrusion block, 1005-second return spring, 11-extension mechanism, 1101-second mounting plate, 1102-supporting spring, 1103-semicircular buckle, 12-tripping mechanism, 1201-fixing plate, 1202-compression spring and 1203-fourth wedge plate.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "inner", "outer", "left", "right" and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1, 2, 3, 4, 5, 6, 18, 19 and 20, the present application provides a gap-adjustable furnace pressure drop measuring device for rare earth electrolysis process, comprising universal wheels 1, support frame 2, spiral pipe 3, the screw rod 4, millivolt table 41, the wire 42, measure drill rod 43, rise mechanism 5, slide mechanism 6 and stretch into mechanism 11, four angles of 2 bottoms of support frame all are connected with universal wheel 1, 2 top intermediate junction of support frame have spiral pipe 3, be connected with screw rod 4 through threaded connection's mode in the spiral pipe 3, be equipped with rise mechanism 5 on the screw rod 4, be equipped with slide mechanism 6 on the rise mechanism 5, be equipped with on the slide mechanism 6 and stretch into mechanism 11, it is connected with two and measures drill rod 43 to stretch into to be connected with on the mechanism 11, two are measured drill rod 43 longitudinal symmetry, it is connected with millivolt table 41 to rise mechanism 5, be connected with wire 42 between millivolt table 41 and the measurement drill rod 43.

The ascending mechanism 5 comprises a first crank 51, a mounting frame 52, a sliding frame 53, a hinged plate 55, a first mounting block 56 and a bolt 57, the top of the screw rod 4 is connected with the first crank 51, the upper part of the screw rod 4 is rotatably connected with the mounting frame 52, the sliding frame 53 is slidably connected in the mounting frame 52, the millivolt meter 41 is connected to the upper part of the sliding frame 53, the top of the sliding frame 53 is rotatably connected with the hinged plate 55, the left side surface of the hinged plate 55 is slidably connected with the first mounting block 56 through a sliding groove, the right side of the first mounting block 56 is fixedly connected with the bolt 57, the bolt 57 is in contact fit with the hinged plate 55, and the bolt 57 is connected with a nut in a threaded connection mode.

The sliding mechanism 6 comprises a sliding rail 61, a sliding block 62 and a first mounting plate 63, the sliding rail 61 is connected to the left side surface of the first mounting block 56, the two sliding blocks 62 are symmetrically connected to the front and the back in the sliding rail 61 in a sliding manner, and the first mounting plate 63 is connected to the left side surfaces of the two sliding blocks 62.

The stretching mechanism 11 comprises a second mounting plate 1101, a supporting spring 1102 and a semicircular buckle 1103, the second mounting plate 1101 is connected to the first mounting plate 63 in a sliding mode, the measuring steel rod 43 is connected to the left side of the second mounting plate 1101, a plurality of jacks are transversely formed in the upper side and the lower side of the first mounting plate 63, two semicircular buckles 1103 are connected to the right side of the second mounting plate 1101 in a sliding mode, the semicircular buckles 1103 are matched with the jacks, and the supporting spring 1102 is connected between the semicircular buckles 1103 and the second mounting plate 1101.

When the pressure drop in the furnace is to be measured, the device can be used, when the pressure drop in the furnace is to be measured for an electrolytic furnace with a higher opening, the first crank handle 51 can be rotated so as to rotate the screw rod 4, the screw rod 4 can move upwards when rotating, the sliding frame 53 can move upwards through the mounting frame 52 when the screw rod 4 moves upwards, so that the measuring steel rod 43 can move upwards, and when the height of the measuring steel rod 43 is level with the height in the furnace of the electrolytic furnace, the first crank handle 51 stops rotating; then, the second mounting plate 1101 is moved leftward to move the measuring drill 43 leftward, and due to the pressing action of the first mounting plate 63, the semicircular clip 1103 can be moved inward, the supporting spring 1102 is compressed, when the second mounting plate 1101 is moved leftward to the limit, the second mounting plate 1101 is stopped moving leftward, and the semicircular clip 1103 can be inserted into the jack under the action of the supporting spring 1102, so that the measuring drill 43 can be limited, and the measuring drill 43 is prevented from moving by itself. The carriage 53 may then be moved upward again, so that the measuring rod 43 is moved upward again, and when the measuring rod 43 is located at a height higher than the solute level in the electrolytic furnace, the carriage 53 is stopped from moving upward. Then, the device is pushed leftwards, so that the measuring steel rod 43 moves leftwards and extends into a proper position in the electrolytic furnace, then the hinged plate 55 can rotate upwards, the hinged plate 55 rotates upwards to drive components on the hinged plate to rotate upwards, so that the measuring steel rod 43 can incline, when the measuring steel rod 43 is positioned at a proper angle, the hinged plate 55 stops rotating upwards, then the nut is screwed, so that the first mounting block 56 is fixed, the measuring steel rod 43 is fixed, and the measuring steel rod 43 is prevented from shaking upwards and downwards by itself; then the sliding frame 53 is loosened, the measuring steel rod 43 is inserted into the solute in the furnace at a certain angle under the action of gravity, the millivolt meter 41 displays the numerical value, the purpose of measuring the pressure drop between any two points in the furnace is achieved, after the pressure drop in the furnace is measured, the hinged plate 55 is loosened, then the operation is repeated, the measuring steel rod 43 is moved out of the electrolytic furnace, and the operation is repeated, so that the pressure drop in the furnace can be measured repeatedly. When the pressure drop in the furnace is measured for the electrolytic furnace with the lower opening, the screw rod 4 does not need to be rotated to enable the mounting frame 52 to be upward, and only the sliding frame 53 needs to be lifted on the basis of the mounting frame 52, so that the device can be convenient for measuring the pressure drop in the furnace for the electrolytic furnaces with different heights of the openings. The stretching mechanism 11 of the device can enable the measuring steel rod 43 to stretch into the electrolytic furnace, the ascending mechanism 5 is matched with the sliding mechanism 6, the measuring steel rod 43 can be inserted into solute in the furnace at a certain angle, the millivoltmeter 41 displays numerical values accordingly, the purpose of measuring pressure drop between any two points in the furnace is achieved, and the effects that an operator does not need to stretch hands into the electrolytic furnace to measure the pressure drop in the furnace, the safety is improved, and the operator can be prevented from being scalded are achieved.

Referring to fig. 1, 7, 8, 9 and 10, the device further comprises a limiting mechanism 7, the limiting mechanism 7 comprises a fixing rod 71, a reel 72, a rotating shaft 73, a gear 74, a second crank 75, a fixed pulley 76, a pulling rope 77 and a second mounting block 78, the upper portion of the left side of the mounting frame 52 is connected with the two fixing rods 71 in a front-back symmetrical manner, the outer walls of the two fixing rods 71 are connected with the fixed pulley 76 in a rotating manner, the outer ends of the two fixing rods 71 are connected with clamping blocks 79, the lower portions of the front side and the rear side of the sliding frame 53 are connected with the second mounting block 78, the upper portions of the front side and the rear side of the mounting frame 52 are connected with the rotating shaft 73 in a rotating manner, the reel 72 is connected with the pulling rope 77, the bottom end of the pulling rope 77 bypasses the fixed pulley 76 and is connected with the second mounting block 78, the outer side surface of the reel 72 is connected with a gear ring 710, the rotating shaft 73 is connected with the gear 74 in a sliding manner through a sliding chute, the gear 74 is meshed with the gear ring 710, the gear 74 is matched with the block 79, and the second crank 75 is connected to the outer side face of the gear 74.

Initially, the gear 74 is located in the ring gear 710, the gear 74 does not contact the latch 79, when the carriage 53 is to be moved upward, the second crank 75 can be rotated to rotate the gear 74, the gear 74 rotates to drive the rotating shaft 73 to rotate, the rotating shaft 73 rotates to drive the reel 72 to rotate and withdraw the pull rope 77, the second mounting block 78 can be pulled to move upward through the pull rope 77, the second mounting block 78 moves upward to drive the carriage 53 to move upward, when the carriage 53 is not required to be moved upward, the second crank 75 can be pulled outward to move the gear 74 outward to contact the latch 79, under the action of the latch 79, the gear 74 can be clamped and fixed, so that the pull rope 77 can be prevented from being automatically rotated reversely to release the reel 72, the carriage 53 can be prevented from moving downward to reset, an operator does not need to manually limit the carriage 53, and labor can be saved, when the sliding frame 53 is to be moved downward, the gear 74 is moved backward to be disengaged from the latch 79; so stop gear 7 can be spacing to rise mechanism 5 and prevent to measure drill rod 43 and move down by oneself to need not that operating personnel is manual to carry out spacingly to rise mechanism 5, can be laborsaving, can be convenient for carry out follow-up operation, and can also be convenient for finely tune the height of locating of measuring drill rod 43 through stop gear 7, and then can be convenient for carry out measurement work.

Referring to fig. 1, 11, 12 and 13, the device further includes a fixing mechanism 8, the fixing mechanism 8 includes a support plate 81, a first wedge 82, an installation rod 83, a first return spring 84, a second wedge 86, a pull plate 87, a pull rod 88 and a first wedge 89, the support plate 81 is connected to the upper portions of the front and rear sides of the sliding frame 53, the first wedge 82 is connected to the lower portion of the support plate 81, two installation rods 83 are symmetrically connected to the front and rear of the right side of the support frame 2, the pull plate 87 is connected between the two installation rods 83 in a sliding manner, two second wedges 86 are symmetrically connected to the front and rear sides of the pull plate 87 in a vertical manner, the second wedges 86 are matched with the first wedge 82, the first return spring 84 is connected between the second wedges 86 and the installation rod 83, the pull rod 88 is connected to the upper portion of the left side of the pull plate 87, and the first wedge 89 is connected to the lower portion of the left side of the pull rod 88.

Referring to fig. 1, 12 and 14, the trip device 12 further includes a trip mechanism 12, the trip mechanism 12 includes a fixing plate 1201, a compression spring 1202 and a fourth wedge plate 1203, the fixing plate 1201 is connected to the upper portion of the mounting bracket 52, two fourth wedge plates 1203 are connected to the fixing plate 1201 in a sliding manner in a front-back symmetrical manner, the fourth wedge plates 1203 are matched with the pull rod 88 and the first wedge plate 89, and the compression spring 1202 is connected between the fourth wedge plates 1203 and the fixing plate 1201.

The mounting bracket 52 can drive the fourth wedge plate 1203 to move upwards through the fixing plate 1201 during the upward movement, when the fourth wedge plate 1203 moves upwards to contact with the first wedge plate 89, under the squeezing action of the first wedge plate 89, the fourth wedge plate 1203 can be made to move outwards without contacting with the pull rod 88, the compression spring 1202 is compressed therewith, and after the fourth wedge plate 1203 moves upwards to be separated from the first wedge plate 89, under the action of the compression spring 1202, the fourth wedge plate 1203 can be made to move inwards to reset. When the sliding frame 53 moves upwards again on the basis of the upwards movement of the mounting frame 52, the first wedge block 82 moves upwards along with the sliding frame to press the second wedge block 86 to move rightwards, the first return spring 84 compresses along with the first wedge block, and when the first wedge block 82 moves upwards to a position where the first wedge block 86 is not pressed, the second wedge block 86 can move leftwards to reset to support and fix the first wedge block 82 under the action of the first return spring 84, so that the sliding frame 53 can be limited, and the subsequent operation is facilitated. When the sliding frame 53 is to be moved downwards, the screw 4 is rotated reversely so as to move the mounting frame 52 downwards, the mounting frame 52 drives the fourth wedge plate 1203 downwards, the fourth wedge plate 1203 moves downwards to push the pull rod 88 to move rightwards, the pull rod 88 moves rightwards, the pull plate 87 drives the second wedge 86 to move rightwards to release the first wedge 82, and therefore the sliding frame 53 can be released, and the sliding frame 53 moves downwards along with the pull rod 88. Thus, the fixing mechanism 8 can further limit the ascending mechanism 5, so that the measuring drill rod 43 is further prevented from moving downwards by itself, and the tripping mechanism 12 can control the fixing mechanism 8 to cancel the limit of the ascending mechanism 5, so that the measuring drill rod 43 can move downwards to perform measuring work conveniently.

Referring to fig. 1, 2 and 15, the portable mobile phone further comprises an angle adjusting mechanism 9, the angle adjusting mechanism 9 comprises a fixing block 91, an air cylinder 92 and a second wedge-shaped plate 93, the fixing block 91 is connected to the upper portion of the right side surface of the sliding frame 53, the air cylinder 92 is installed in the fixing block 91, the second wedge-shaped plate 93 is connected to an expansion rod of the air cylinder 92, the second wedge-shaped plate 93 is connected with the sliding frame 53 in a sliding manner, and the second wedge-shaped plate 93 is in contact fit with the hinge plate 55.

When the hinged plate 55 is required to rotate upwards, the air cylinder 92 can be started to enable the second wedge-shaped plate 93 to move upwards, the second wedge-shaped plate 93 moves upwards to push the hinged plate 55 to rotate upwards, so that the hinged plate 55 does not need to be rotated upwards manually by an operator, labor can be saved, the measurement work can be more conveniently carried out, and when the second wedge-shaped plate 93 does not need to move upwards, the air cylinder 92 is closed; when the hinge plate 55 is to be rotated downwards for resetting, the air cylinder 92 is started to move the second wedge plate 93 downwards for resetting, and then the air cylinder 92 is closed. So can be convenient for adjust the angle of locating of measuring the drill rod 43 through angle adjustment mechanism 9 to can be convenient for more measure the work, and then need not that operating personnel is manual to adjust the angle of locating of measuring drill rod 43, can be laborsaving.

Referring to fig. 1, fig. 2, fig. 16 and fig. 17, the portable electronic device further includes a width adjusting mechanism 10, the width adjusting mechanism 10 includes a hinge block 1001, a third wedge plate 1002, a guide rail 1003, a squeezing block 1004 and a second return spring 1005, the hinge block 1001 is connected to both sides of the front and back of the sliding frame 53, the hinge block 1001 is rotatably connected to the third wedge plate 1002, the third wedge plate 1002 is in contact fit with the slide rail 61, the top of the slide rail 61 is connected to the guide rail 1003, the front and back of the guide rail 1003 are symmetrically connected to two squeezing blocks 1004, the squeezing blocks 1004 are in contact fit with the third wedge plate 1002, the bottom of the squeezing blocks 1004 is connected to the top of the slide block 62, and the second return spring 1005 is connected between the squeezing blocks 1004 and the guide rail 1003.

When the slide rail 61 rotates upwards, the third wedge-shaped plate 1002 can be pushed to rotate upwards by taking the hinge block 1001 as a reference point, when the third wedge-shaped plate 1002 rotates upwards by taking the hinge block 1001 as a reference point, the extrusion block 1004 can be pushed to move outwards, the second return spring 1005 is compressed therewith, and the extrusion block 1004 moves outwards to drive the slide block 62 to move outwards, so that the two measuring steel rods 43 can be separated from each other, the distance between the two measuring steel rods 43 can be increased, the pressure drop in the furnace can be measured better, and the measuring effect can be improved; when the slide rail 61 is rotated downwards to reset, the third wedge-shaped plate 1002 is rotated downwards to reset, and under the action of the second reset spring 1005, the two measuring steel rods 43 can be close to each other. Thus, the distance between the two measuring steel rods 43 can be adjusted through the width adjusting mechanism 10, so that the pressure drop in the furnace can be better measured, and the measuring effect can be improved.